[PATCH] D54311: Add a test checking clang-tidy can find libc++ on Mac

[Ilya Biryukov via Phabricator via cfe-commits]

ilya-biryukov updated this revision to Diff 173659.
ilya-biryukov added a comment.

- Check with a clang-tidy warning instead of a clang error


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D54311

Files:
  test/clang-tidy/Inputs/mock-libcxx/include/c++/v1/mock_vector
  test/clang-tidy/clang-tidy-mac-libcxx.cpp


Index: test/clang-tidy/clang-tidy-mac-libcxx.cpp
===================================================================
--- /dev/null
+++ test/clang-tidy/clang-tidy-mac-libcxx.cpp
@@ -0,0 +1,17 @@
+// Clang on MacOS can find libc++ living beside the installed compiler.
+// This test makes sure clang-tidy emulates this properly.
+//
+// RUN: rm -rf %t
+// RUN: mkdir %t
+//
+// Install the mock libc++ (simulates the libc++ directory structure).
+// RUN: cp -r %S/Inputs/mock-libcxx %t/
+//
+// Pretend clang is installed beside the mock library that we provided.
+// RUN: echo '[{"directory":"%t","command":"%t/mock-libcxx/bin/clang++ -stdlib=libc++ -target x86_64-apple-darwin -c test.cpp","file":"test.cpp"}]' | sed -e 's/\\/\//g' > %t/compile_commands.json
+// RUN: cp "%s" "%t/test.cpp"
+// RUN: clang-tidy -header-filter='.*' -system-headers -checks='-*,modernize-use-using'  "%t/test.cpp" | FileCheck %s
+// CHECK: mock_vector:{{[0-9]+}}:{{[0-9]+}}: warning: use 'using' instead of 'typedef'
+
+#include <mock_vector>
+typedef vector* vec_ptr;
Index: test/clang-tidy/Inputs/mock-libcxx/include/c++/v1/mock_vector
===================================================================
--- /dev/null
+++ test/clang-tidy/Inputs/mock-libcxx/include/c++/v1/mock_vector
@@ -0,0 +1,2 @@
+class vector {};
+typedef vector* vector_ptr;


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